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ICASSP
2008
IEEE
14 years 1 months ago
Cooperative MIMO-beamforming for multiuser relay networks
In this paper, we develop a beamforming algorithm for multiuser MIMO-relaying wireless systems. We consider a relaying scenario with multiple sources transmitting to one or more d...
Amr El-Keyi, Benoît Champagne
ICASSP
2008
IEEE
14 years 1 months ago
Unsupervised learning of auditory filter banks using non-negative matrix factorisation
Non-negative matrix factorisation (NMF) is an unsupervised learning technique that decomposes a non-negative data matrix into a product of two lower rank non-negative matrices. Th...
Alexander Bertrand, Kris Demuynck, Veronique Stout...
WCC
2005
Springer
130views Cryptology» more  WCC 2005»
14 years 26 days ago
On the Design of Codes for DNA Computing
In this paper, we describe a broad class of problems arising in the context of designing codes for DNA computing. We primarily focus on design considerations pertaining to the phen...
Olgica Milenkovic, Navin Kashyap
WABI
2004
Springer
132views Bioinformatics» more  WABI 2004»
14 years 22 days ago
Joint Analysis of DNA Copy Numbers and Gene Expression Levels
Abstract. Genomic instabilities, amplifications, deletions and translocations are often observed in tumor cells. In the process of cancer pathogenesis cells acquire multiple genom...
Doron Lipson, Amir Ben-Dor, Elinor Dehan, Zohar Ya...
INFOCOM
2003
IEEE
14 years 20 days ago
Dynamic Power Allocation and Routing for Time Varying Wireless Networks
—We consider dynamic routing and power allocation for a wireless network with time-varying channels. The network consists of power constrained nodes that transmit over wireless l...
Michael J. Neely, Eytan Modiano, Charles E. Rohrs